.btn {
    height: 30px;
    width: 50px;
    top: -11px;
    position: relative;
    background: lightskyblue;
    color: white;
    font-weight: bolder;
    -webkit-border-radius: 20px;
    -moz-border-radius: 20px;
    border-radius: 20px;
}

.btn2 {
    left: 20px;
    height: 30px;
    width: 80px;
    top: -11px;
    position: relative;
    background: lightskyblue;
    color: white;
    font-weight: bolder;
    -webkit-border-radius: 20px;
    -moz-border-radius: 20px;
    border-radius: 20px;
}

.btn3 {
    margin-left: -20px;
    left: 20px;
    height: 25px;
    width: 90px;
    top: -11px;
    position: relative;
    background: lightskyblue;
    color: whitesmoke;
    font-weight: bolder;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
}